﻿// 
//    Copyright 2010 The JaernCloud Project
// 
//    Licensed under the Apache License, Version 2.0 (the "License");
//    you may not use this file except in compliance with the License.
//    You may obtain a copy of the License at
// 
//        http://www.apache.org/licenses/LICENSE-2.0
// 
//    Unless required by applicable law or agreed to in writing, software
//    distributed under the License is distributed on an "AS IS" BASIS,
//    WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied.
//    See the License for the specific language governing permissions and
//    limitations under the License.
// 
using System;
using System.Collections.Generic;
using System.Linq;
using System.Text;
using JaernCloud.Language.Compiler.Types;
using System.Dynamic;

namespace JaernCloud.Language.Runtime {

    /// <summary>
    /// Represents a runtime instance of a node with a given INodeType.
    /// IDynamicMetaObjectProvider is used to support multiple values at once, and will use a fallback mechanism when nodeobject.someproperty is accessed.
    /// </summary>
    public interface INodeObject<out T> : IDynamicMetaObjectProvider where T : INodeType {

        int Id { get; }

        /// <summary>
        /// The underlying type of the node
        /// </summary>
        T Type { get; }

        INodeObject<T> FromType(INodeType type, INodeObjectGenerator objectGenerator);

        IEnumerable<INodeObject<INodeType>> Children { get; }
        INodeObject<INodeType> Parent { get; set; }

        String Name { get; }
        IEnumerable<String> Names { get; }

        /// <summary>
        /// Values from queries or constants
        /// </summary>
        IEnumerable<object> Values { get; }

    }

}
